#391658#391658

#391658 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 29.2% C 0.114 H 304.5°. Best body text is #FFFFFF at 14.69:1 contrast (WCAG AA passes).

Color values

HEX	#391658
RGB	rgb(57, 22, 88)
HSL	hsl(272, 60%, 22%)
HSV	hsv(272, 75%, 35%)
CMYK	cmyk(35.2%, 75%, 0%, 65.5%)
CIE-LAB	lab(16.25, 31.00, -32.95)
CIE-LCH	lch(16.25, 45.24, 313.25°)
OKLab	oklab(29.17% 0.0643 -0.0936)
OKLCH	oklch(29.17% 0.114 304.5)
XYZ	xyz(3.7353, 2.1483, 9.4485)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 5.49

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391658 #355816

analogous

#181658 #391658 #581656

triadic

#391658 #583916 #165839

tetradic

#391658 #581816 #355816 #165658

square

#391658 #581816 #355816 #165658

split-complementary

#391658 #565816 #165818

monochromatic

#100618 #190A27 #391658 #592289 #782EBA

Accessibility & contrast

On white

14.69

#391658 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#391658 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391658

14.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391658	#FFFFFF	#000000	##FFFFFF
##391658	1.00	14.69	1.43	14.69
#FFFFFF	14.69	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275A

Deuteranopia (green-blind)

#002857

Tritanopia (blue-blind)

#332535

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #391658;
/* rgb */ color: rgb(57, 22, 88);
/* oklch */ color: oklch(29.2% 0.114 304.5);

Tailwind

colors: {
  custom: {
    50: '#735688',
    500: '#391658',
    950: '#000000',
  },
}

SCSS

$custom: #391658;
$custom-light: #735688;
$custom-dark: #000000;

JSON

{
  "hex": "#391658",
  "rgb": {
    "r": 57,
    "g": 22,
    "b": 88
  },
  "hsl": {
    "h": 271.818,
    "s": 60,
    "l": 21.569
  },
  "oklch": {
    "l": 0.29169,
    "c": 0.11358,
    "h": 304.5
  },
  "luminance": 0.02148
}

Semantic roles & 50–950 ramp

primary

#391658

secondary

#628F3B

accent

#E3458F

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08030B

muted

#7B787C

Preview Lab

Preview with #391658

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →